If cos 3 A = sin (A-22) , find A

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?